<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
    <table border="1" align="center">
        <tr>
            <!--跨列-->
            <td colspan="2" align="center">1-1</td>
            <td>1-3</td>
            <!--跨行-->
            <td rowspan="3">1-4</td>
        </tr>
        <tr>
            <td>2-1</td><td>2-2</td><td>2-3</td>
        </tr>
        <tr>
            <td>3-1</td><td>3-2</td><td>3-3</td>
        </tr>
    </table>

    <table border="1" align="center">
        <tr>
            <td colspan="2" align="center">1-1</td>
            <td rowspan="">1-3</td>
        </tr>
        <tr>
            <td rowspan="2">2-1</td>
            <td>2-2</td>
        </tr>
        <tr>
            <td colspan="2" align="center">3-2</td>
        </tr>
    </table>
    <table border="1" align="center">
        <caption>购物车</caption>
        <tr>
            <!--<th> 表头，加粗并居中-->
            <th>编号</th>
            <th>名称</th>
            <th>价格</th>
        </tr>
        <tr>
            <td>1</td>
            <td>外星人</td>
            <td>22000</td>
        </tr>
    </table>
</body>
</html>